Shai Agassi: Change the battery, gain time

When you buy a car, you have to buy gasoline about once a week. Even with an electric car, it takes a long and complex operation to recharge the battery.

Shai Agassi designed a car whose battery is changed at the station.

http://www.youtube.com/watch?v=WGr9q3yHPiE

It works! The system is still being tested at Renault, but when you know that oil prices are going up, and that the price of batteries is going down, you start thinking…